Update git submodules

Update git submodules

* Update docs/submodules/apex from branch 'master'
  - Merge "More cleanup for ci directory"
  - More cleanup for ci directory

    Changes Include:
     - Moves dev_dep_check.sh to contrib dir as it is not used by our CI
     - Removes test.sh as it is not used by CI.  tox can be invoked
       directly for developers.
     - Removes run_smoke_tests.sh which is not used anymore

    Change-Id: I59e39be0ce8b23234c70bf066aebf894b6d73388
    Signed-off-by: Tim Rozet <trozet@redhat.com>